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Castlereagh South G

Middle area

East Lisburn and Castlereagh. 2,162 people (mid-2024 estimate) in 0.6 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Castlereagh South G live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
2,188
Joint 413th least populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
96.0%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
1.3%
UK 3.9%
ONS via Nomis · Aug 2026

Recorded crime in Castlereagh South G

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Castlereagh South G at a rate of 27.3 per 1,000 people.

That compares with 52.4 per 1,000 people across Lisburn and Castlereagh.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Police recorded 1 crime or anti-social behaviour incident in Castlereagh South G in August 2026.

Recorded by police, 12 months to August 2026
Kind of crimeRecorded
Anti-social behaviour21
Violence and sexual offences17
Criminal damage and arson9
Other crime7
Vehicle crime3
Burglary1
Drug offences1
Robbery0
Shoplifting0
Theft from the person0

Source: police.uk, 12 months to August 2026

How Castlereagh South G compares

Each dot is a middle area. The black line marks the middle one.

Castlereagh South GMiddle
Population61 middle areas, Lisburn and Castlereagh · 2021
Population: every middle area in Lisburn and Castlereagh61 areas from 1,382 to 3,716. The middle area is 2,371. Castlereagh South G is 2,188.
2,18821st least populated
People in radon Affected Area squares61 middle areas, Lisburn and Castlereagh · 2022
People in radon Affected Area squares: every middle area in Lisburn and Castlereagh61 areas from 0.0% to 100.0%. The middle area is 0.0%. Castlereagh South G is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage61 middle areas, Lisburn and Castlereagh · Jan 2026
Gigabit broadband coverage: every middle area in Lisburn and Castlereagh61 areas from 81.2% to 99.9%. The middle area is 97.7%. Castlereagh South G is 96.0%.
96.0%18th lowest
Claimant rate61 middle areas, Lisburn and Castlereagh · Aug 2026
Claimant rate: every middle area in Lisburn and Castlereagh61 areas from 0.3% to 5.8%. The middle area is 1.6%. Castlereagh South G is 1.3%.
1.3%joint 17th lowest

Is Castlereagh South G safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Castlereagh South G at a rate of 27.3 per 1,000 people.

That compares with 52.4 per 1,000 people across Lisburn and Castlereagh.

Across Northern Ireland as a whole, the recorded crime rate was 70.2 per 1,000 people.

In August 2026 alone, 1 case of crime and anti-social behaviour was recorded in Castlereagh South G.

In the 12 months to August 2026, the most common types were anti-social behaviour (21), violence and sexual offences (17) and criminal damage and arson (9).

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Figures for the whole of Lisburn and Castlereagh

These figures are published for the whole of Lisburn and Castlereagh, not for each middle area, so they describe all of Lisburn and Castlereagh and not Castlereagh South G alone. See Lisburn and Castlereagh

Average house price
£240,737
Up 9.7% in a year
HM Land Registry · Aug 2026
Population estimate
152,367
Up 0.5% in a year
ONS population estimates · 2025
Female life expectancy
83.8years
UK 83.0 years
ONS life expectancy · 2022 to 2024
Full-fibre broadband coverage
95.4%
UK 81.0%
Ofcom · Jan 2026
Castlereagh South G in brief

Castlereagh South G had 2,188 usual residents at the census.

About 100% of people in Castlereagh South G live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Castlereagh South G, 96.0% of homes and businesses could get gigabit-capable broadband in January 2026.

In Castlereagh South G, 1.3% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.